Inheritance
Q:
1.) Mother (82 years) passed away 4 months ago (no Father), her estate to be divided Islamically between 5 sons (3 physically and mentally challenged) and 2 daughters, 3 weeks ago 1 son passed away (disabled, no wife or children, age 62).
1. How must his share be divided or shared?
2. The mother requested verbally that if any of the diasabled pass away then that share must go to the other 2 disabled sons. Is this permissable? If yes how is the estate treated if all 3 disabled sons are deceased.